The interview was the easiest part of the whole process they only asked 3 questions
1. what’s your fiancée’s name
2. Do you know her parents
3. Do you have a son together?
After that they said that the visa was approved and to wait 10 days to receive it
The whole process took about 2 hours, on Monday before the interview he had the medical done that took 2 hours as well and on Tuesday he pick up the results
At the consul everybody were polite and very nice.